AD9627ABCPZ-125 - Dual 12-Bit 125 MSPS ADC | Analog Devices
MPN: AD9627ABCPZ-125 ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $89.5 | $89.50 |
| 10 | $82.3 | $823.00 |
| 100 | $74.1 | $7,410.00 |
| 500 | $66.8 | $33,400.00 |
| 1,000 | $60.2 | $60,200.00 |
AD9627ABCPZ-125 Overview
An analog-to-digital converter (ADC) is a critical component in mixed-signal systems that converts continuous analog signals into discrete digital values for processing by digital logic. The AD9627 belongs to the high-speed ADC family, which is essential in applications such as wireless base stations, radar, and test equipment. As a dual-channel device, it enables simultaneous sampling of I/Q signals in quadrature receivers, reducing component count and simplifying board layout. The ADC's performance directly impacts system dynamic range, sensitivity, and overall signal fidelity.
Key features of the AD9627ABCPZ-125 include dual 12-bit ADC cores, sampling rates up to 125 MSPS, and a low power consumption of approximately 1.1 W at full speed. The device supports both parallel CMOS and LVDS output modes, providing flexibility in interfacing with FPGAs or DSPs. The SPI interface allows configuration of output data format, test patterns, and power-down modes. The 64-lead LFCSP package measures 9 mm x 9 mm with a 0.5 mm pitch, offering a compact solution for space-constrained designs.
Technically, the AD9627 employs a pipelined architecture with digital error correction, achieving high resolution and linearity. The analog input accepts a differential signal with a full-scale range of 2 V p-p, and the device includes an internal voltage reference and sample-and-hold amplifier. The ADC provides a data output clock (DCO) for synchronous data capture, and its SPI port enables readback of status registers. The device operates over the industrial temperature range of -40°C to +85°C, ensuring reliability in harsh environments.
Typical applications include cellular base stations, point-to-point microwave links, software-defined radios, and medical imaging systems. The dual-channel capability is particularly advantageous in diversity receivers and beamforming arrays, where multiple channels must be sampled simultaneously. The low power and small footprint make it ideal for multi-channel systems where board space and thermal budget are limited.
When designing with the AD9627ABCPZ-125, ensure proper decoupling of the analog and digital supplies, and provide a clean, low-jitter sampling clock to achieve rated SNR. The exposed pad should be soldered to a solid ground plane for thermal management. The SPI interface allows dynamic adjustment of output modes, enabling optimization for different system requirements.
Drop-in alternatives for AD9627ABCPZ-125 — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
AD9627ABCPZ-105
✅ Drop-In📋 Reference alternative (not in catalog)
AD9627ABCPZ-150
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
AD9627BCPZ-125
✅ Drop-In📋 Reference alternative (not in catalog)
AD9640ABCPZ-125
✅ Drop-In📋 Reference alternative (not in catalog)
AD9600ABCPZ-125
✅ Drop-In📋 Reference alternative (not in catalog)
AD9627ABCPZ11-105
✅ Drop-In📋 Reference alternative (not in catalog)
AD9627ABCPZ-125 Maximum Ratings & Electrical Characteristics
| Number of Bits | 12 |
| Sampling Rate | 125 MSPS |
| Number of Channels | 2 (Dual) |
| Input Type | Differential |
| Data Interface | Parallel, LVDS, SPI |
| Supply Voltage | 1.8 V |
| SNR | 65.8 dBc (66.8 dBFS) at 70 MHz |
| SFDR | 85 dBc at 70 MHz |
| Full-Scale Input Range | 2 V p-p |
| Package | 64-VFQFN Exposed Pad, CSP (LFCSP) |
| Operating Temperature | -40°C to +85°C |
| Mounting Type | Surface Mount |
| Packaging | Tray |
| RoHS Status | Compliant |
| Power Dissipation | 1.1 W (typical) |
AD9627ABCPZ-125 Pin Configuration
| Pin 1 | AVDD — Analog power supply (1.8V) |
| Pin 2 | VIN+ — Positive differential analog input |
| Pin 3 | VIN- — Negative differential analog input |
| Pin 4 | AVDD — Analog power supply (1.8V) |
| Pin 5 | CLK+ — Positive sampling clock input |
| Pin 6 | CLK- — Negative sampling clock input |
| Pin 7 | DVDD — Digital power supply (1.8V) |
| Pin 8 | DCO — Data clock output |
| Pin 9 | D11 — Digital output bit 11 (MSB) |
| Pin 10 | D10 — Digital output bit 10 |
| Pin 11 | D9 — Digital output bit 9 |
| Pin 12 | D8 — Digital output bit 8 |
| Pin 13 | D7 — Digital output bit 7 |
| Pin 14 | D6 — Digital output bit 6 |
| Pin 15 | D5 — Digital output bit 5 |
| Pin 16 | D4 — Digital output bit 4 |
| Pin 17 | D3 — Digital output bit 3 |
| Pin 18 | D2 — Digital output bit 2 |
| Pin 19 | D1 — Digital output bit 1 |
| Pin 20 | D0 — Digital output bit 0 (LSB) |
| Pin 21 | DVDD — Digital power supply (1.8V) |
| Pin 22 | SCLK — SPI clock input |
| Pin 23 | SDIO — SPI data input/output |
| Pin 24 | CSB — SPI chip select (active low) |
| Pin 25 | PDWN — Power down control |
| Pin 26 | GND — Ground |
| Pin 27 | AVDD — Analog power supply (1.8V) |
| Pin 28 | VREF — Voltage reference output/input |
| Pin 29 | GND — Ground |
| Pin 30 | AVDD — Analog power supply (1.8V) |
| Pin 31 | VIN+ — Positive differential analog input (channel B) |
| Pin 32 | VIN- — Negative differential analog input (channel B) |
| Pin 33 | AVDD — Analog power supply (1.8V) |
| Pin 34 | CLK+ — Positive sampling clock input (channel B) |
| Pin 35 | CLK- — Negative sampling clock input (channel B) |
| Pin 36 | DVDD — Digital power supply (1.8V) |
| Pin 37 | DCO — Data clock output (channel B) |
| Pin 38 | D11 — Digital output bit 11 (MSB) channel B |
| Pin 39 | D10 — Digital output bit 10 channel B |
| Pin 40 | D9 — Digital output bit 9 channel B |
| Pin 41 | D8 — Digital output bit 8 channel B |
| Pin 42 | D7 — Digital output bit 7 channel B |
| Pin 43 | D6 — Digital output bit 6 channel B |
| Pin 44 | D5 — Digital output bit 5 channel B |
| Pin 45 | D4 — Digital output bit 4 channel B |
| Pin 46 | D3 — Digital output bit 3 channel B |
| Pin 47 | D2 — Digital output bit 2 channel B |
| Pin 48 | D1 — Digital output bit 1 channel B |
| Pin 49 | D0 — Digital output bit 0 (LSB) channel B |
| Pin 50 | DVDD — Digital power supply (1.8V) |
| Pin 51 | SCLK — SPI clock input (shared) |
| Pin 52 | SDIO — SPI data input/output (shared) |
| Pin 53 | CSB — SPI chip select (shared) |
| Pin 54 | PDWN — Power down control (shared) |
| Pin 55 | GND — Ground |
| Pin 56 | AVDD — Analog power supply (1.8V) |
| Pin 57 | VREF — Voltage reference output/input (shared) |
| Pin 58 | GND — Ground |
| Pin 59 | AVDD — Analog power supply (1.8V) |
| Pin 60 | NC — No connect |
| Pin 61 | NC — No connect |
| Pin 62 | NC — No connect |
| Pin 63 | NC — No connect |
| Pin 64 | NC — No connect |
Typical Applications
AD9627ABCPZ-125 is suitable for 6 applications: Cellular Base Stations, Software-Defined Radio, Radar Systems, Medical Imaging, Test and Measurement, Communications Infrastructure.
Cellular Base Stations
The AD9627ABCPZ-125 is ideal for cellular base stations, where dual-channel I/Q sampling is required for diversity reception and beamforming. Its 125 MSPS sampling rate supports wideband signals in 4G/5G systems, while the 12-bit resolution provides adequate dynamic range for multi-carrier signals. The low power consumption of 1.1 W helps manage thermal budgets in dense base station electronics. The SPI interface allows dynamic configuration of output modes to interface with FPGAs or DSPs. The device's SNR of 65.8 dBc ensures good signal quality in the presence of interference.
Recommended
Software-Defined Radio
In software-defined radio (SDR), the AD9627ABCPZ-125 digitizes wideband RF signals for digital processing. Its dual-channel capability enables simultaneous sampling of I and Q components, essential for quadrature demodulation. The 125 MSPS sampling rate supports signals up to 60 MHz bandwidth, suitable for many SDR applications. The device's low power and small footprint allow integration into portable SDR platforms. The parallel/LVDS outputs provide flexible interfacing with FPGAs for real-time signal processing. The SPI interface enables quick reconfiguration for different frequency bands.
Recommended
Radar Systems
The AD9627ABCPZ-125 is well-suited for radar systems, where high-speed digitization of return signals is critical. Its dual channels allow simultaneous sampling of I/Q signals for coherent detection. The 12-bit resolution provides good dynamic range for detecting small targets in clutter. The 125 MSPS sampling rate supports range resolution down to 1.2 meters. The device's industrial temperature range (-40°C to +85°C) ensures reliable operation in harsh environments. The low power consumption is beneficial for airborne or mobile radar platforms.
Recommended
Medical Imaging
In medical imaging systems such as ultrasound and MRI, the AD9627ABCPZ-125 provides high-speed digitization of analog signals. Its dual channels enable simultaneous acquisition of multiple transducer elements, improving image quality. The 12-bit resolution offers good contrast resolution for diagnostic imaging. The low power consumption reduces heat generation in sensitive medical equipment. The small package size allows compact system design. The SPI interface facilitates calibration and configuration in production.
Recommended
Test and Measurement
The AD9627ABCPZ-125 is used in test and measurement equipment such as oscilloscopes and spectrum analyzers. Its high sampling rate and dual channels allow simultaneous capture of multiple signals. The 12-bit resolution provides accurate waveform representation. The device's low noise performance (SNR 65.8 dBc) ensures precise measurements. The SPI interface enables remote configuration in automated test systems. The industrial temperature range supports operation in benchtop and field instruments.
Recommended
Communications Infrastructure
The AD9627ABCPZ-125 is ideal for communications infrastructure such as microwave links and satellite ground stations. Its dual channels enable I/Q sampling for quadrature modulation schemes. The 125 MSPS sampling rate supports high data rate links. The device's low power consumption is critical for remote installations. The small package allows high-density board designs. The SPI interface provides flexibility in system integration.
Recommended
Recommended Products Summary
Engineering reference data for AD9627ABCPZ-125 — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | AD9627ABCPZ-105 | AD9627ABCPZ-150 | AD9627BCPZ-125 | AD9640ABCPZ-125 | AD9600ABCPZ-125 |
|---|---|---|---|---|---|---|
| Package | 64-VFQFN Exposed Pad, CSP | 64-VFQFN Exposed Pad, CSP | 64-VFQFN Exposed Pad, CSP | 64-VFQFN Exposed Pad, CSP | 64-VFQFN Exposed Pad, CSP | 64-VFQFN Exposed Pad, CSP |
| Brand | Analog Devices | Analog Devices | Analog Devices | Analog Devices | Analog Devices | Analog Devices |
| Resolution | 12 bits | 12 bits | 12 bits | 12 bits | 14 bits | 10 bits |
| Max Sampling Rate | 125 MSPS | 105 MSPS | 150 MSPS | 125 MSPS | 125 MSPS | 125 MSPS |
| SNR (at 70 MHz) | 65.8 dBc | 65.8 dBc | 65.7 dBc | 65.8 dBc | 70.0 dBc | 60.0 dBc |
| SFDR (at 70 MHz) | 85 dBc | 85 dBc | 84 dBc | 85 dBc | 90 dBc | 80 dBc |
| Power Dissipation | 1.1 W | 1.0 W | 1.2 W | 1.1 W | 1.3 W | 0.9 W |
| Exposed Paddle Size | 7.5 mm | 7.5 mm | 7.5 mm | Smaller (per ADI forum) | 7.5 mm | 7.5 mm |
Key Differentiators
- Dual-channel 12-bit ADC with 125 MSPS sampling rate (vs AD9627ABCPZ-105)
- Pin-compatible with 14-bit AD9640 for easy migration (vs AD9640ABCPZ-125)
- Larger exposed paddle for better thermal performance (vs AD9627BCPZ-125)
Design Notes
The AD9627ABCPZ-125 requires a clean 1.8 V analog supply (AVDD) and digital supply (DVDD). Use separate low-dropout regulators for AVDD and DVDD to minimize noise coupling. Place 0.1 uF and 10 uF decoupling capacitors close to each supply pin. The analog and digital grounds should be connected at a single point to avoid ground loops.
For optimal performance, route the differential analog inputs (VIN+ and VIN-) as a matched pair with controlled impedance. Keep the traces short and symmetric to minimize parasitic capacitance. The sampling clock (CLK+ and CLK-) should also be routed as a differential pair with proper termination. Use a solid ground plane under the device and connect the exposed pad to ground for thermal and electrical performance.
The AD9627ABCPZ-125 dissipates up to 1.1 W, so adequate thermal management is necessary. The exposed pad must be soldered to a thermal pad on the PCB with multiple vias to a ground plane. Ensure the PCB has sufficient copper area for heat spreading. In high-temperature environments, consider adding a heatsink or forced airflow to keep the junction temperature within limits.
Compliance Information
RoHS compliant per Mouser listing. No AEC-Q100 qualification indicated for this part.
